package com.yz.design.main.config;

import com.baomidou.mybatisplus.extension.plugins.PaginationInterceptor;
import com.baomidou.mybatisplus.extension.plugins.pagination.optimize.JsqlParserCountOptimize;
import org.mybatis.spring.annotation.MapperScan;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.transaction.annotation.EnableTransactionManagement;

/**
 * @ClassName MybatisPlusConfig
 * @Description: 配置插件
 * @Author 子健
 * @Date 2020-02-15
 * @Version V1.0
 **/

@Configuration
@EnableTransactionManagement
@MapperScan("com.yz.design.**.mapper*")
public class MybatisPlusConfig {

    @Bean
    public PaginationInterceptor paginationInterceptor() {
        PaginationInterceptor paginationInterceptor = new PaginationInterceptor();
        // 设置请求的页面大于最大页后操作， true调回到首页，false 继续请求  默认false
        // paginationInterceptor.setOverflow(false);
        // 设置最大单页限制数量，默认 500 条，-1 不受限制
        // paginationInterceptor.setLimit(500);
        // 开启 count 的 join 优化,只针对部分 left join
        paginationInterceptor.setCountSqlParser(new JsqlParserCountOptimize(true));
        return paginationInterceptor;
    }
//    @Bean
//    public PaginationInterceptor paginationInterceptor() {
//        PaginationInterceptor paginationInterceptor = new PaginationInterceptor();
//        //    ...
//        List<ISqlParser> sqlParserList = new ArrayList<>();
//        // 攻击 SQL 阻断解析器、加入解析链
//        // 作用！阻止恶意的全表更新删除
//        sqlParserList.add(new BlockAttackSqlParser());
//        paginationInterceptor.setSqlParserList(sqlParserList);
//        //    ...
//        return paginationInterceptor;
//    }
}

